When did it become accepted wisdom that students should be able to name the 13th president of the United Sates but be utterly overwhelmed by a broken bike chain?

学生们应当说出美国第13任总统的名字，而面对一根断裂的自行车链条时却不知所措，这是什么时候形成的共识？

youdao

youdao

My bike is broken.

我的自行车坏了。

youdao

It was an old bike with a broken belt and I had to fix it.

CNN: Rio's victory is a victory for Lula da Silva, too

Hunched over a broken bike on the side of a highway in the rain, a kindly policeman helped us jury rig a spoke without a wrench.

BBC: To Montreal, with Google as a guide

He can rattle them off in sequence, like body percussion: left arm, right arm, broken jaw, broken nose, mountain bike, BMX, skateboard, street luge, snapped finger, split brow, sprained joint, severed pinky.

NEWYORKER: The Martian Chroniclers